Home / 1,125,077.87-1,552,611.56-608,831.70

Finding the Fourth Proportional to 1,125,077.87, 1,552,611.56 and 608,831.70

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Solution

The fourth proportional to 1,125,077.87, 1,552,611.56 and 608,831.70 is: 840,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,077.87 : 1,552,611.56 = 608,831.70 : x
  2. Step 2: Convert to fraction form
    1,125,077.87/1,552,611.56 = 608,831.70/x
  3. Step 3: Cross multiply
    1,125,077.87x = 1,552,611.56 × 608,831.70
  4. Step 4: Simplify right side
    1,125,077.87x = 945,279,132,470.29
  5. Step 5: Solve for x
    x = 945,279,132,470.29/1,125,077.87
  6. Step 6: Final answer
    x = 840,189.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.